/*
 * This file is part of the OregonCore Project. See AUTHORS file for Copyright information
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation; either version 2 of the License, or (at your
 * option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
 * more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program. If not, see <http://www.gnu.org/licenses/>.
 */

/* ScriptData
SDName: Boss_Harbinger_Skyriss
SD%Complete: 45
SDComment: CombatAI not fully implemented. Timers will need adjustments. Need more docs on how event fully work. Reset all event and force start over if fail at one point?
SDCategory: Tempest Keep, The Arcatraz
EndScriptData */

/* ContentData
boss_harbinger_skyriss
boss_harbinger_skyriss_illusion
EndContentData */

#include "ScriptMgr.h"
#include "ScriptedCreature.h"
#include "arcatraz.h"

enum Says
{
    SAY_INTRO              = -1552000,
    SAY_AGGRO              = -1552001,
    SAY_KILL_1             = -1552002,
    SAY_KILL_2             = -1552003,
    SAY_MIND_1             = -1552004,
    SAY_MIND_2             = -1552005,
    SAY_FEAR_1             = -1552006,
    SAY_FEAR_2             = -1552007,
    SAY_IMAGE              = -1552008,
    SAY_DEATH              = -1552009
};

enum Spells
{
    SPELL_FEAR             = 39415,

    SPELL_MIND_REND        = 36924,
    H_SPELL_MIND_REND      = 39017,

    SPELL_DOMINATION       = 37162,
    H_SPELL_DOMINATION     = 39019,

    H_SPELL_MANA_BURN      = 39020,

    SPELL_66_ILLUSION      = 36931,                      //entry 21466
    SPELL_33_ILLUSION      = 36932                       //entry 21467
};

struct boss_harbinger_skyrissAI : public ScriptedAI
{
    boss_harbinger_skyrissAI(Creature* c) : ScriptedAI(c)
    {
        instance = (ScriptedInstance*)c->GetInstanceData();
        Intro = false;
    }

    ScriptedInstance* instance;

    bool Intro;
    bool IsImage33;
    bool IsImage66;

    uint32 Intro_Phase;
    uint32 Intro_Timer;
    uint32 MindRend_Timer;
    uint32 Fear_Timer;
    uint32 Domination_Timer;
    uint32 ManaBurn_Timer;

    void Reset()
    {
        if (!Intro)
            me->SetFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_IMMUNE_TO_PC);

        IsImage33 = false;
        IsImage66 = false;

        Intro_Phase = 1;
        Intro_Timer = 5000;
        MindRend_Timer = 3000;
        Fear_Timer = 15000;
        Domination_Timer = 30000;
        ManaBurn_Timer = 25000;
    }

    void MoveInLineOfSight(Unit* who)
    {
        if (!Intro)
            return;
        ScriptedAI::MoveInLineOfSight(who);
    }

    void EnterCombat(Unit* /*who*/) {}

    void JustDied(Unit* /*Killer*/)
    {
        DoScriptText(SAY_DEATH, me);
        if (instance)
            instance->SetData(DATA_HARBINGERSKYRISS, DONE);
    }

    void JustSummoned(Creature* summon)
    {
        if (!summon)
            return;
        if (IsImage66)
            summon->SetHealth((summon->GetMaxHealth() * 33) / 100);
        else
            summon->SetHealth((summon->GetMaxHealth() * 66) / 100);
        if (me->GetVictim())
            if (Unit* pTarget = SelectUnit(SELECT_TARGET_RANDOM, 0))
                summon->AI()->AttackStart(pTarget);
    }

    void KilledUnit(Unit* victim)
    {
        //won't yell killing pet/other unit
        if (victim->GetEntry() == NPC_ALPHA_POD_TARGET)
            return;

        switch (rand() % 2)
        {
        case 0:
            DoScriptText(SAY_KILL_1, me);
            break;
        case 1:
            DoScriptText(SAY_KILL_2, me);
            break;
        }
    }

    void DoSplit(uint32 val)
    {
        if (me->IsNonMeleeSpellCast(false))
            me->InterruptNonMeleeSpells(false);

        DoScriptText(SAY_IMAGE, me);

        if (val == 66)
            DoCast(me, SPELL_66_ILLUSION);
        else
            DoCast(me, SPELL_33_ILLUSION);
    }

    void UpdateAI(const uint32 diff)
    {
        if (!Intro)
        {
            if (!instance)
                return;

            if (Intro_Timer <= diff)
            {
                switch (Intro_Phase)
                {
                case 1:
                    DoScriptText(SAY_INTRO, me);
                    if (GameObject* Sphere = GameObject::GetGameObject(*me, instance->GetData64(DATA_SPHERE_SHIELD)))
                        Sphere->SetGoState(GO_STATE_ACTIVE);
                    ++Intro_Phase;
                    Intro_Timer = 25000;
                    break;
                case 2:
                    DoScriptText(SAY_AGGRO, me);
                    if (Unit* mellic = Unit::GetUnit(*me, instance->GetData64(DATA_MELLICHAR)))
                    {
                        //should have a better way to do this. possibly spell exist.
                        mellic->setDeathState(JUST_DIED);
                        mellic->SetHealth(0);
                        instance->SetData(DATA_SHIELD_OPEN, IN_PROGRESS);
                    }
                    ++Intro_Phase;
                    Intro_Timer = 3000;
                    break;
                case 3:
                    me->RemoveFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_IMMUNE_TO_PC);
                    Intro = true;
                    break;
                }
            }
            else Intro_Timer -= diff;
        }

        if (!UpdateVictim())
            return;

        if (!IsImage66 && ((me->GetHealth() * 100) / me->GetMaxHealth() <= 66))
        {
            DoSplit(66);
            IsImage66 = true;
        }
        if (!IsImage33 && ((me->GetHealth() * 100) / me->GetMaxHealth() <= 33))
        {
            DoSplit(33);
            IsImage33 = true;
        }

        if (MindRend_Timer <= diff)
        {
            if (Unit* pTarget = SelectUnit(SELECT_TARGET_RANDOM, 1))
                DoCast(pTarget, HeroicMode ? H_SPELL_MIND_REND : SPELL_MIND_REND);
            else
                DoCastVictim(HeroicMode ? H_SPELL_MIND_REND : SPELL_MIND_REND);

            MindRend_Timer = 8000;
        }
        else MindRend_Timer -= diff;

        if (Fear_Timer <= diff)
        {
            if (me->IsNonMeleeSpellCast(false))
                return;

            switch (rand() % 2)
            {
            case 0:
                DoScriptText(SAY_FEAR_1, me);
                break;
            case 1:
                DoScriptText(SAY_FEAR_2, me);
                break;
            }

            if (Unit* pTarget = SelectUnit(SELECT_TARGET_RANDOM, 1))
                DoCast(pTarget, SPELL_FEAR);
            else
                DoCastVictim(SPELL_FEAR);

            Fear_Timer = 25000;
        }
        else Fear_Timer -= diff;

        if (Domination_Timer <= diff)
        {
            if (me->IsNonMeleeSpellCast(false))
                return;

            switch (rand() % 2)
            {
            case 0:
                DoScriptText(SAY_MIND_1, me);
                break;
            case 1:
                DoScriptText(SAY_MIND_2, me);
                break;
            }

            if (Unit* pTarget = SelectUnit(SELECT_TARGET_RANDOM, 1))
                DoCast(pTarget, HeroicMode ? H_SPELL_DOMINATION : SPELL_DOMINATION);
            else
                DoCastVictim(HeroicMode ? H_SPELL_DOMINATION : SPELL_DOMINATION);

            Domination_Timer = 16000 + rand() % 16000;
        }
        else Domination_Timer -= diff;

        if (HeroicMode)
        {
            if (ManaBurn_Timer <= diff)
            {
                if (me->IsNonMeleeSpellCast(false))
                    return;

                if (Unit* pTarget = SelectUnit(SELECT_TARGET_RANDOM, 1))
                    DoCast(pTarget, H_SPELL_MANA_BURN);

                ManaBurn_Timer = 16000 + rand() % 16000;
            }
            else ManaBurn_Timer -= diff;
        }

        DoMeleeAttackIfReady();
    }
};

CreatureAI* GetAI_boss_harbinger_skyriss(Creature* pCreature)
{
    return GetInstanceAI<boss_harbinger_skyrissAI>(pCreature);
}

enum IllusionSpells
{
    SPELL_MIND_REND_IMAGE   = 36929,
    H_SPELL_MIND_REND_IMAGE = 39021
};

struct boss_harbinger_skyriss_illusionAI : public ScriptedAI
{
    boss_harbinger_skyriss_illusionAI(Creature* c) : ScriptedAI(c)
    {
        instance = (ScriptedInstance*)c->GetInstanceData();
    }

    ScriptedInstance* instance;

    void Reset() { }

    void EnterCombat(Unit* /*who*/) { }
};

CreatureAI* GetAI_boss_harbinger_skyriss_illusion(Creature* c)
{
    return GetInstanceAI<boss_harbinger_skyriss_illusionAI>(c);
}

void AddSC_boss_harbinger_skyriss()
{
    Script* newscript;

    newscript = new Script;
    newscript->Name = "boss_harbinger_skyriss";
    newscript->GetAI = &GetAI_boss_harbinger_skyriss;
    newscript->RegisterSelf();

    newscript = new Script;
    newscript->Name = "boss_harbinger_skyriss_illusion";
    newscript->GetAI = &GetAI_boss_harbinger_skyriss_illusion;
    newscript->RegisterSelf();
}

